Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Coupland, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
512-856 A CPLDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-856 0 CPLDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-856 1 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-856 2 CPLDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-856 3 CPLDTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-856 4 AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-856 5 AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-856 6 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-856 7 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-856 8 SMRCTXXAKMD  508J CENTURYLINK COMMUNICATIONS, LLC 558      
512-856 9 AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558      
737-688 A AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-688 0 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-688 3 AUSTTXGR55Z  516J TON80 COMMUNICATIONS, LLC 558      
737-688 5 AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558      
737-688 6 AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558      
737-688 7 AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558      
737-688 8 AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-980 A AUSTTXGR46Z  158H INVOXIO INCORPORATED 558      
737-980 0 AUSTTXGR46Z  158H INVOXIO INCORPORATED 558      
737-980 1 AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558      
737-980 2 AUSTTXGRX3Y  073H TELNYX LLC 558      
737-980 3 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-980 4 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-980 5 AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-980 8 AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
737-980 9 AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.